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          1
          2
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          58＋30＝88
          38＋97×22＝2172
          67.81－48.04＝19.77
      
      
          35÷7＝5
          42÷3＝14
          304÷4＝76
      
      
          2＋13×52＝678
          83.16－17.5＝65.66
          82＋(12÷4)＝85
      
      
          60×98＝5880
          26＋76×40＝3066
          53×11－20＝563
      
      
          80.48－38.31＝42.17
          41＋58＝99
          70×27－56＝1834
      
      
          25×45＝1125
          71.58－7.68＝63.9
          95－45＝50
      
      
          74×98－63＝7189
          (26＋13)×20＝780
          40×64＝2560
      
      
          (47＋5)×19＝988
          42.65＋24.55＝67.2
          56.92＋57.63＝114.55
      
      
          $\frac{45}{97}$＋$\frac{5}{97}$＝$\frac{50}{97}$
          $\frac{25}{33}$＋$\frac{7}{33}$＝$\frac{32}{33}$
          $\frac{35}{45}$－$\frac{8}{45}$＝$\frac{27}{45}$
      
      
          $\frac{53}{74}$＋$\frac{15}{74}$＝$\frac{68}{74}$
          $\frac{17}{28}$－$\frac{11}{28}$＝$\frac{6}{28}$
          $\frac{46}{47}$－$\frac{1}{47}$＝$\frac{45}{47}$
      
  
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    <h1 class="title">25070210103914</h1>

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        <time datetime="2025-07-02 10:10:40 &#43;0800 CST">2025年07月02日</time>
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          33字
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          1分钟
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          <th>1</th>
          <th>2</th>
          <th>3</th>
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  </thead>
  <tbody>
      <tr>
          <td>58＋<font color=red size=4>30</font>＝88</td>
          <td>38＋97×22＝<font color=red size=4>2172</font></td>
          <td>67.81－48.04＝<font color=red size=4>19.77</font></td>
      </tr>
      <tr>
          <td>35÷7＝<font color=red size=4>5</font></td>
          <td>42÷3＝<font color=red size=4>14</font></td>
          <td>304÷4＝<font color=red size=4>76</font></td>
      </tr>
      <tr>
          <td>2＋13×52＝<font color=red size=4>678</font></td>
          <td>83.16－17.5＝<font color=red size=4>65.66</font></td>
          <td>82＋(12÷4)＝<font color=red size=4>85</font></td>
      </tr>
      <tr>
          <td>60×98＝<font color=red size=4>5880</font></td>
          <td>26＋76×40＝<font color=red size=4>3066</font></td>
          <td>53×11－20＝<font color=red size=4>563</font></td>
      </tr>
      <tr>
          <td>80.48－38.31＝<font color=red size=4>42.17</font></td>
          <td>41＋<font color=red size=4>58</font>＝99</td>
          <td>70×27－56＝<font color=red size=4>1834</font></td>
      </tr>
      <tr>
          <td>25×45＝<font color=red size=4>1125</font></td>
          <td>71.58－7.68＝<font color=red size=4>63.9</font></td>
          <td><font color=red size=4>95</font>－45＝50</td>
      </tr>
      <tr>
          <td>74×98－63＝<font color=red size=4>7189</font></td>
          <td>(26＋13)×20＝<font color=red size=4>780</font></td>
          <td>40×64＝<font color=red size=4>2560</font></td>
      </tr>
      <tr>
          <td>(47＋5)×19＝<font color=red size=4>988</font></td>
          <td>42.65＋24.55＝<font color=red size=4>67.2</font></td>
          <td>56.92＋57.63＝<font color=red size=4>114.55</font></td>
      </tr>
      <tr>
          <td>$\frac{45}{97}$＋$\frac{5}{97}$＝<font color=red size=4>$\frac{50}{97}$</font></td>
          <td>$\frac{25}{33}$＋$\frac{7}{33}$＝<font color=red size=4>$\frac{32}{33}$</font></td>
          <td>$\frac{35}{45}$－$\frac{8}{45}$＝<font color=red size=4>$\frac{27}{45}$</font></td>
      </tr>
      <tr>
          <td>$\frac{53}{74}$＋$\frac{15}{74}$＝<font color=red size=4>$\frac{68}{74}$</font></td>
          <td>$\frac{17}{28}$－$\frac{11}{28}$＝<font color=red size=4>$\frac{6}{28}$</font></td>
          <td>$\frac{46}{47}$－$\frac{1}{47}$＝<font color=red size=4>$\frac{45}{47}$</font></td>
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